Convert 1 Grain to Milligram (1 gr to mg)
Need to convert 1 Grain (gr) to Milligram (mg)? You're in the right place! On this page, you'll find the exact conversion of 1 gr to mg along with a detailed explanation, reverse formula, related tools, and frequently asked questions.

Result: 1 grain is equal to 64.79891 milligram
Need to convert 1 Grain (gr) to Milligram (mg)? You're in the right place! On this page, you'll find the exact conversion of 1 gr to mg along with a detailed explanation, reverse formula, related tools, and frequently asked questions.
1 Grain to Milligram Conversion Details
The grain (gr) and milligram (mg) are both units of mass. To convert between them, a precise conversion factor is required.
Grain to Milligram Conversion Formula
One grain is equal to 64.79891 milligram.
Manual Calculation to Convert 1 gr to mg
To convert 1 grain to milligram, multiply the value by the conversion factor: 64.79891. As one grain is equal to 64.79891 milligram, therefore,
1 gr x 64.79891 = 64.79891 milligram
So, 1 grain = 64.79891 milligram
Explore More on Grain and Milligram
This page covers only the specific case of 1 gr to milligram. For other conversions, try our general tool:
Frequently Asked Questions
What is 1 grain in milligram?
1 gr is equal to 64.79891 milligram.
How much is 1 gr to 1 milligram?
1 gr to milligram = 64.79891 milligram.
What is the value of 1 gr into milligram?
There are 64.79891 milligram in 1 grain.
How to calculate 1 gr to milligram?
1 grain is equivalent to 64.79891 milligram.
How big is 1 gr in milligram?
There are 64.79891 milligram in 1 grain.
What mass is 1 grain in milligram?
1 grain = 64.79891 milligram.
What is 1 grain in mass?
1 grain is equal to 64.79891 milligram.
How much is 1 gr in milligram?
64.79891 milligram is the result if we convert 1 gr to milligram.